Rechnye bobry
By: L. Lavrov.
Edition: 2-e dop. izd.
Publisher: T͡S︡entralʹno-Chernozemnoe knizhnoe izd-vo
Published: 1965
Place of publication: Voronezh
Language: rus
Format: Microform
Number of pages: 43
Notes: Microfilm. Moscow : Gos. biblioteka SSSR im. V.I. Lenina, 1965. 1 microfilm reel ; 35 mm.